/* reset */
body,div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,pre,code,form,fieldset,legend,textarea,p,blockquote,th,td,input,select,textarea,button {margin:0;padding:0}  /* 初始化标签在所有浏览器中的margin、padding值 */
fieldset,img {border:0 none}  /* 重置fieldset（表单分组）、图片的边框为0*/
dl,ul,ol,menu,li {list-style:none}   /* 重置类表前导符号为onne,menu在HTML5中有效 */
blockquote, q {quotes: none}   /* 重置嵌套引用的引号类型 */
blockquote:before, blockquote:after,q:before, q:after {content:'';content:none}  /* 重置嵌套引用*/
input,select,textarea,button {vertical-align:middle}  /* 重置表单控件垂直居中*/
button {border:0 none;background-color:transparent;cursor:pointer}  /* 重置表单button按钮效果 */
body {background:#fff}   /* 重置body 页面背景为白色 */
body,th,td,input,select,textarea,button {font-size:12px;line-height:1 ;font-family:"微软雅黑", "黑体","宋体";color:#666} /* 重置页面文字属性 */
a {color:#666;text-decoration:none}  /* 重置链接a标签 */
a:active, a:hover {text-decoration:none}   /* 重置链接a标签的鼠标滑动效果 */
address,caption,cite,code,dfn,em,var {font-style:normal;font-weight:normal}  /* 重置样式标签的样式 */
caption {display:none;}    /* 重置表格标题为隐藏 */
table {width:100%;border-collapse:collapse;border-spacing:0;table-layout:fixed;}    /* 重置table属性 */
img{vertical-align:top}  /* 图片在当前行内的垂直位置 */

<style type="text/css">
/* flexslider */
.flexslider{position:relative;height:500px;overflow:hidden;background:url(images/loading.gif) 50% no-repeat;}
.slides{position:relative;z-index:1;}
.slides li{height:500px;}
.flex-control-nav{position:relative;bottom:-450px;z-index:2;width:100%;text-align:center;}
.flex-control-nav li{display:inline-block;width:14px;height:14px;margin:0 5px;*display:inline;zoom:1;}
.flex-control-nav a{display:inline-block;width:14px;height:14px;line-height:40px;overflow:hidden;background:url(images/dot.png) right 0 no-repeat;cursor:pointer;}
.flex-control-nav .flex-active{background-position:0 0;}

.flex-direction-nav{position:relative;z-index:3;width:100%;top:200px;}
.flex-direction-nav li a{display:block;width:50px;height:50px;overflow:hidden;cursor:pointer;position:absolute;}
.flex-direction-nav li a.flex-prev{left:40px;background:url(images/prev.png) center center no-repeat;}
.flex-direction-nav li a.flex-next{right:40px;background:url(images/next.png) center center no-repeat;}
</style>

#body{
  /*width: 1500px;*/
  width: 100%;
  height: 100%;
}

.head{
    width: 100%;
    height: 64px;
    /*line-height: 64px;*/
    position: fixed;
    z-index: 9999;
    background-color: #fff;
    /*border: 1px solid #666666;*/
    margin-bottom: 64px;
    border-bottom: 1px solid royalblue;
}
.head-logo{
    background: url("images/logo.png");
    background-size: 100%;
    width: 150px;
    height: 64px;
    margin-left: 5%;
    float: left;

}
.head-nav{
    float: right;
    width: 70%;
    height: 64px;
    margin-right: 5%;
    /*border: 1px solid #666666;*/

}
.head-nav ul li{
    /*width: 33%;*/
    height: 64px;
    line-height: 64px;
    text-align: center;
    vertical-align: center;
    float: right;
    margin-left: 5%;
}
.head-nav ul li a{
    color: lightslategrey;
    font-weight: normal;
    font-size: 1.5em;
}
.head-nav ul li a:hover{
    color: cornflowerblue;
    border-bottom: 2px solid cornflowerblue;
}

.take{
    width: 100%;
    height: 64px;
}

.banner{
    width: 100%;
    height: 500px;
    /*margin-top: 64px;*/
    /*border: 1px solid #666666;*/
}
.over-banner{
    width: 18%;
    height: 250px;
    position: relative;
    z-index: 300;
    /*background-color: black;*/
    /*opacity: 70%;*/
    margin-top: 100px;
    margin-right: 10%;
    float: right;
    background:rgba(0,0,0,0.5)

}
.logo2{
    width: 80%;
    height: 168px;
    margin-left: 10%;
    margin-top: 10px;
    background: url("images/logo-2.png");
    background-size: 100%;
}
.register{
    position: relative;
    z-index: 500;
    width: 60%;
    margin-top: 10px;
    margin-left: 20%;
    height: 40px;
    background-color: dodgerblue;
    opacity: 1;
    font-weight: bold;
    font-size: 1.5em;
    color: white;
}
.register :hover{
    background-color: blue;
}



.eyy-info{
    width: 100%;
    height: 400px;
    border: 1px solid #666666;
    text-align: center;
    /*background-color: cornflowerblue;*/
}

.h-title{
    font-size: 3em;
    margin-top: 20px;
    margin-bottom: 10px;
}
.eyy-info h2{
    font-size: 2em;
    line-height: 2em;
    color: black;
}
.eyy-info p{
    font-size: 1.5em;
    line-height: 1.8em;
    color: black;
}




.and{
    /*font-size: 5em;*/
    position: relative;
    z-index: 300;
    /*margin-left: 43%;*/
    color: white;
    font-size: 3em;
    margin-top: 20px;
;
}
.introduction1{
    width: 100%;
    height: 600px;
    border: 1px solid #666666;
    background: url("images/bc1.jpg")no-repeat;
    background-size: cover;
    text-align: center;
}
.introduction1 ul li{
    width: 25%;
    height: 400px;
    border: 1px solid #666666;
    margin-top: 43px;
    text-align: center;
    background-color: white;
    opacity: 90%;
}
.introduction1 ul li h1{
    margin-top: 1em;
    font-size: 3em;
}
.introduction1 ul li h2{
    color: darkgrey;
    margin-bottom: 1.5em;
    font-size: 1.5em;
}
.fund{
    float: left;
    margin-left: 15%;
}
.friend{
    float: right;
    margin-right: 15%;
}
.introduction1 ul li p{
    color: dimgray;
    font-size: 2.5em;
    margin-bottom: 1.5em;
}


.introduction2{
    width: 100%;
    height: 600px;
    border: 1px solid #666666;
    background: url("images/bc2.jpg")no-repeat;
    background-size: cover ;
    text-align: center;
}
.introduction2 ul li{
    width: 25%;
    height: 400px;
    border: 1px solid #666666;
    margin-top: 43px;
    text-align: center;
    background-color: white;
    opacity: 90%;
}
.introduction2 ul li h1{
    margin-top: 1em;
    font-size: 3em;
}
.introduction2 ul li h2{
    color: darkgrey;
    margin-bottom: 1.5em;
    font-size: 1.5em;
}
.teach{
    float: left;
    margin-left: 15%;
}
.learn{
    float: right;
    margin-right: 15%;
}
.introduction2 ul li p{
    color: dimgray;
    font-size: 2.5em;
    margin-bottom: 1.5em;
}

.company{
    width: 100%;
    height: 400px;
    border: 1px solid #666666;
    text-align: center;
}
.company h1{
    font-size: 3em;
    margin-top: 20px;
}
.company ul li{
    width: 10%;
    margin-right: 5%;
    height: 80px;
    line-height: 80px;
    float: left;
    margin-top: 50px;
    border: 1px solid #666666;

}
.company1{
    margin-left: 15%;
}
.company6{
    margin-left: 15%;
}
.footer{
    width: 100%;
    height:300px;
    border: 1px solid #666666;
    background-color: gray;
}

.footer ul li{
    width: 20%;
    float: left;
    height: 200px;
    margin-top: 50px;
}
.footer ul li h2{
    color: white;
    line-height: 4em;
}
.service{
    margin-left: 15%;
    margin-right: 5%;
}
.service h3{
    line-height: 2em;
    color: white;
}
.service button{
    width: 60%;
    height: 40px;
    background-color: white;
    margin-top: 7px;
}
.download{
    margin-right: 5%;
}
.download button{
    width: 60%;
    height: 40px;
    background-color: white;
    margin-top: 8px;
    margin-bottom: 7px;
}
.weChat{
    width: 80px;
    height: 80px;
    border: 1px solid #666666;
    float: left;
    margin-top: 3%;
    background-color: white;

}
.weiBo{
    width: 80px;
    height: 80px;
    border: 1px solid #666666;
    float: left;
    margin-left: 15%;
    margin-top: 3%;
    background-color: white;

}
.service-online span{
    display: inline-block;
    font-size: 1em;
    line-height: 2em;
    margin-left: 5%;
    margin-right: 16%;
    color: white;
}